Weight Of A Sedum Roof

In addition the weight also depends on the water buffering capacity of the drainage layer.

Weight of a sedum roof. Here s a guide comparing types grant findley october 2 2014 at 3 14 pm reply. Weight of standard sedum roof. It comprises mature sedum on 20mm of extensive substrate and incorporating a multifunctional water retention and filter layer. 100 300 kg m 1 0 3 0 kn m.

Typically the total depth of the green roof would be 85 100mm 12 20mm drainage layer 70mm of substrate and have a saturated weight of approx. Green roof weight can range from hundreds of tons for an intensive green roof such as a small urban park or garden to just a couple of hundred kilos for a lightweight extensive green roof system like urbanscape featuring a lush mix of sedum vegetation. If necessary this weight can be reduced to approximately 40 kg m for. An extensive green roof or sedum roof is a roof with vegetation that is more or less self perpetuating and that can further develop and maintain itself.

Xf301 sedum blanket extensive green roof system when to specify. The thicker the substrate layer the greater the weight of the total roof structure. Key features extensive sedum green roofs utilise drought tolerant plant species which are typically sedum species. The weight of a green roof is one of a number of factors specifiers need to consider when deciding which roofing system to use.

This is the lightest weight all in one system available.